Properties of the Number 66168

Sixty-Six Thousand One Hundred Sixty-Eight

Basics

Value: 66167 → 66168 → 66169

Parity: even

Prime: No

Previous Prime: 66161

Next Prime: 66169

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ² × 919

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000001001111000

Octal: 201170

Duodecimal: 32360

Hexadecimal: 10278

Square: 4378204224

Square Root: 257.2314133227122

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Expansion of ∏_k>=1 1/(1-x^3·k-2)^k. A262877

n-th diagonal sum of right justified array T given by A027960. A27976

Number of (w,x,y,z) with all terms in {1,...,n} and |x-y|=|y-z|+1. A212680

Number of permissible patterns of primes in a fixed interval of n consecutive integers. A94660

a(n) = least k such that φ(k) > σ(n). A66168